Description

Engine – LS3 / L92 – Bare Block – 4.065 in Bore – 9.240 in Deck – Standard Main – 6-Bolt Mains – 1-Piece Seal – Aluminum – GM LS-Series – Each

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About CHEVROLET PERFORMANCE

Chevrolet Performance has a wide selection of performance upgrade parts specifically for GM vehicles, as well as crate engines, you can add proven performance to stock vehicles.

Reviews

There are no reviews yet.

Be the first to review “CHEVROLET PERFORMANCE LS3/L92 Engine Block 12729604”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PETERSON FLUID O-Ring Kit -516207

    SKU: PTR09-0486
    Product information
    • Weight0.03 lbs
    • Dimensions2.95 × 2.85 × 0.4 in
    • Material

      Rubber

    • Quantity

      Kit

    • Color

      Black, Brown

    • Intended Use

      Fuel Filters

    • Round / Square

      Round

    Details...
    Original price was: $7.51.Current price is: $6.83.Add to cart
    Original price was: $7.51.Current price is: $6.83.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    POWERMASTER Ford FE XSTorque Starter 9506

    SKU: PWM9506
    Product information
    • Weight9.25 lbs
    • Dimensions12.5 × 7.4 × 5.4 in
    • Cat 3.5

      Starters

    • Product Line

      XS Torque

    • Starter Style

      Mini

    • Gear Reduction

      4.4:1

    • Adjustable Mount

      Yes

    Details...
    Original price was: $278.98.Current price is: $253.62.Add to cart
    Original price was: $278.98.Current price is: $253.62.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    QUICKCAR RACING PRODUCTS Single Pole Toggle Switch 50-410

    SKU: QRP50-410
    Product information
    • Weight0.08 lbs
    • Dimensions4.5 × 3.5 × 0.75 in
    • Quantity

      Each

    • Intended Application

      Universal

    • Activation Method

      Toggle

    • On/Off/Momentary

      On/Off

    • Terminal Style

      Screw

    Details...
    Original price was: $31.85.Current price is: $28.95.Add to cart
    Original price was: $31.85.Current price is: $28.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Digital Durometer with Silver Case 52-50547

    SKU: LON52-50547
    Product information
    • Weight0.77 lbs
    • Dimensions8.9 × 6.5 × 1.5 in
    • Quantity

      Each

    • Case Material

      Aluminum

    • Digital / Analog

      Digital

    • Mechanical

      Yes

    • Minimum Range

      0 Points

    Details...
    Original price was: $132.64.Current price is: $120.58.Add to cart
    Original price was: $132.64.Current price is: $120.58.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JP PERFORMANCE SBM Billet Double Roller Timing Set JP5985-LB05

    SKU: JPP5985-LB5
    Product information
    • Weight3.72 lbs
    • Dimensions10.2 × 6.7 × 1.5 in
    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    • Chain Length Shorter Than Oe

      0.005 in

    • Chain Link Quantity

      68.0

    Details...
    Original price was: $146.00.Current price is: $132.47.Add to cart
    Original price was: $146.00.Current price is: $132.47.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TRANS-DAPT Sb Chevy Trpl Lwp Lower 9608

    SKU: TRA9608
    Product information
    • Weight3.16 lbs
    • Dimensions16.5 × 10 × 2.95 in
    • Diameter

      7.8 in

    • Short / Long Water Pump

      Long

    • Material

      Steel

    • Color

      Chrome

    • Finish

      Plated

    Details...
    Original price was: $75.68.Current price is: $68.80.Add to cart
    Original price was: $75.68.Current price is: $68.80.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    UMI PERFORMANCE Sway Bar Bracket Install Kit 3636

    SKU: UMI3636
    Product information
    • Weight6.83 lbs
    • Dimensions12 × 4.5 × 4.5 in
    • Hardware Included

      Yes

    • Material

      Steel

    • Color

      Black

    • Finish

      Powder Coat

    • Quantity

      Pair

    Details...
    Original price was: $83.99.Current price is: $69.99.Add to cart
    Original price was: $83.99.Current price is: $69.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VIBRANT PERFORMANCE J-Spec Header Outlet Flange Kit 2599

    SKU: VIB2599
    Product information
    • Weight1.2 lbs
    • Dimensions4.8 × 4.8 × 3.6 in
    • Material

      Stainless

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Kit

    • Header Flange Bolt Quantity

      2.0

    Details...
    Original price was: $77.99.Current price is: $64.99.Add to cart
    Original price was: $77.99.Current price is: $64.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    DIVERSIFIED MACHINE Side Bell O-Ring RRC-1105
    Add to wishlist

    DIVERSIFIED MACHINE Side Bell O-Ring RRC-1105

    SKU: DMIRRC-1105
    Product information
    • Weight0.025 lbs
    • Dimensions7.3 × 5.9 × 0.5 in
    • Material

      Rubber

    • Color

      Black

    • Quantity

      Each

    • Intended Use

      Quick Change Side Bell

    • Brand

    Details...
    Original price was: $13.06.Current price is: $11.87.Add to cart
    Original price was: $13.06.Current price is: $11.87.Add to wishlist
  • Add to wishlist
    Sale
    DEDENBEAR Reaction Time Delay Box RTD7
    Add to wishlist

    DEDENBEAR Reaction Time Delay Box RTD7

    SKU: DEDRTD7
    Product information
    • Weight1.72 lbs
    • Dimensions12.75 × 6.55 × 4.6 in
    • UPC Code

      46074164705

    • Brand

    • Type

    • Condition

    • Manufacturer Part Number (MPN)

      RTD7

    Details...
    Original price was: $432.27.Current price is: $392.97.Add to cart
    Original price was: $432.27.Current price is: $392.97.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist

    71